fix: Introducing initializers for handling lock cleanup on start

test/unit/init/InitializableHandler.test.ts

@@ -0,0 +1,11 @@
+import { InitializableHandler } from '../../../src';
+
+describe('InitializableHandler', (): void => {
+  const initializable = { initialize: jest.fn() };
+  const initializer = new InitializableHandler(initializable);
+
+  it('redirects handle towards initialize.', async(): Promise<void> => {
+    await initializer.handleSafe();
+    expect(initializable.initialize).toHaveBeenCalledTimes(1);
+  });
+});